M307FXXS4CUL2 – Galaxy M30s firmware
Build M307FXXS4CUL2 is a security update for the Galaxy M30s (SM-M307F)
on Android 11 (One UI 3). It first appeared on Samsung's servers on Dec 22, 2021 (method) and has reached
3 regions so far. It keeps bootloader bit 4, so downgrading to the previous build M307FXXU4CUJ1 is still possible. Samsung still serves this file.
- Model
- SM-M307F
- Android
- Android 11
- Type
- Security
- Bootloader bit
- 4
- First released
- Dec 22, 2021
- Regions
- 3
Rollout timeline by region
The date each region code (CSC) first received M307FXXS4CUL2, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
BKD | Bangladesh | Dec 22, 2021 | day 0 | M307FXXS4CUL2/M307FODM4CUI1/M307FXXS4CUL1 |
INS | India | Dec 22, 2021 | day 0 | M307FXXS4CUL2/M307FODM4CUI1/M307FXXS4CUL1 |
NPB | Nepal | Dec 22, 2021 | day 0 | M307FXXS4CUL2/M307FODM4CUI1/M307FXXS4CUL1 |
Download and release notes
samloader download -m SM-M307F -r INS -v M307FXXS4CUL2/M307FODM4CUI1/M307FXXS4CUL1Samsung's release notes and security patch level for this update: SM-M307F / INS on doc.samsungmobile.com. What each part of the build number means: decode M307FXXS4CUL2.